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-rw-r--r--src/backend/optimizer/util/var.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/backend/optimizer/util/var.c b/src/backend/optimizer/util/var.c
index 0e4b350c52c..914f33f50ea 100644
--- a/src/backend/optimizer/util/var.c
+++ b/src/backend/optimizer/util/var.c
@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/optimizer/util/var.c,v 1.16 1999/02/13 23:16:50 momjian Exp $
+ * $Header: /cvsroot/pgsql/src/backend/optimizer/util/var.c,v 1.17 1999/02/22 05:26:27 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -235,6 +235,9 @@ pull_var_clause(Node *clause)
/*
* var_equal
*
+ * The only difference between this an equal() is that this does not
+ * test varnoold and varoattno.
+ *
* Returns t iff two var nodes correspond to the same attribute.
*/
bool